package com.itheima.mapper;

import com.itheima.pojo.Dept;
import org.apache.ibatis.annotations.*;
import org.springframework.stereotype.Repository;

import java.util.List;

@Mapper
//数据访问层注解
@Repository
public interface DeptMapper {
    //查询所有部门信息
    @Select("select * from dept")
    List<Dept> list();

    //根据id删除部门
    @Delete("delete from dept where id = #{id}")

    void deleteById(Integer id);

    //新增部门
    @Insert("insert into dept(name,create_time,update_time )values(#{name},#{createTime},#{updateTime})")
    void insertdept(Dept dept);

    //根据id查询部门
    @Select("select * from dept where id = #{id}")
    Dept selectDeptById(Integer id);

    //修改部门信息
    @Update("update dept set name = #{name},update_time = #{updateTime} where id = #{id}")
    void updateDept(Dept dept);
}
